Susans company is looking into purchasing a new machine, Machine Z, to help with their production. The initial investment is $250,000. Susans company makes $340,000 in sales each year, but they also have various costs of $45,000, $22,000, and $67,000. If Susans company were to purchase this new piece of machinery, what would the payback period be?

A company is investing in a project and wants to know the internal rate of return. The initial investment is $500. The cash flows for the first 3 years are $50, $100, and $150. The required rate of return is 10%. What is the internal rate of return?